Over deze norm

Status

Definitief

Aantal pagina's

24

Gepubliceerd op

01-11-2018

Taal

Engels

IEC/TS 61994-4-1 gives the terms and definition for synthetic quartz single crystals representing the state of the art, which are intended for manufacturing piezoelectric and optical elements for frequency control and selection. THIS REDLINE VERSION PROVIDES YOU WITH QUICK AND EASY WAY TO COMPARE ALL THE CHANGES BETWEEN THIS STANDARD AND ITS PREVIOUS EDITION. A VERTICAL BAR APPEARS IN THE MARGIN WHEREVER A CHANGE HAS BEEN MADE. ADDITIONS AND DELETIONS ARE DISPLAYED IN RED, WITH DELETIONS BEING STRUCK THROUGH.